Commit a3978a51 authored Jan 27, 2014 by Wanpeng Li Committed by Linus Torvalds Jan 27, 2014

mm/migrate.c: fix setting of cpupid on page migration twice against normal page



Commit 7851a45c ("mm: numa: Copy cpupid on page migration") copies
over the cpupid at page migration time.  It is unnecessary to set it
again in alloc_misplaced_dst_page().

Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent ce85b4f2

mm/migrate.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -1548,8 +1548,6 @@ static struct page alloc_misplaced_dst_page(struct page page,
		__GFP_NOMEMALLOC \| __GFP_NORETRY \|
		__GFP_NOWARN) &
		~GFP_IOFS, 0);
		if (newpage)
		page_cpupid_xchg_last(newpage, page_cpupid_last(page));

		return newpage;
		}